Live Weather & Forecast
Weather in Mammoth Lakes
California, United States · Real-time conditions & 3-day outlook
-4°C
Feels like -11°C
24°F / Feels 13°F
Moderate or heavy snow in area with thunder
Mammoth Lakes, California
🌙 Nighttime
Updated: 2026-04-12 05:00
Humidity
92%
Wind
17.6 km/h SSW
Wind Gust
21.7 km/h
Pressure
1008 mb
Visibility
7 km
UV Index
0
(Low)
Precipitation
17.25 mm
Cloud Cover
100%
Dew Point
-4.8°C
Wind Degree
203°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
140.7 μg/m³
NO₂
0.8 μg/m³
O₃
126 μg/m³
SO₂
1.2 μg/m³
PM 2.5
2.7 μg/m³
PM 10
3.4 μg/m³
Weather Alerts 1
Met
· Severe · Expected
Winter Storm Warning issued April 11 at 12:15PM PDT until April 12 at 11:00PM PDT by NWS Reno NV
* WHAT...Heavy snow. Snow accumulations between 2 to 8 inches below 8000 feet, 6 to 12 inches above 8000 feet, and locally up to 24 inches across higher terrain along the Sierra crest. Winds peak along the crest gusting as high as 80 mph and up to 45 to 55 mph along Highway 395. * WHERE...Mono County. * WHEN...From 2 PM this afternoon to 11 PM PDT Sunday. * IMPACTS...Travel could be very diffic...
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Today's Hourly Forecast
24-hour breakdown for Mammoth Lakes, California
12 AM
-2°
Cloudy
1 AM
-2°
Thundery outbreaks in nearby
2 AM
-2°
Moderate or heavy snow in area with thunder
3 AM
-3°
Thundery outbreaks in nearby
4 AM
-3°
Thundery outbreaks in nearby
5 AM
-4°
Moderate or heavy snow in area with thunder
6 AM
-5°
Partly Cloudy
7 AM
-5°
Partly Cloudy
8 AM
-5°
Partly Cloudy
9 AM
-4°
Sunny
10 AM
-3°
Partly Cloudy
11 AM
-2°
Partly Cloudy
12 PM
-1°
Sunny
1 PM
-1°
Sunny
2 PM
-1°
Partly Cloudy
3 PM
-1°
Partly Cloudy
4 PM
-2°
Partly Cloudy
5 PM
-2°
Partly Cloudy
6 PM
-3°
Partly Cloudy
7 PM
-5°
Partly Cloudy
8 PM
-5°
Partly Cloudy
9 PM
-5°
Partly Cloudy
10 PM
-7°
Partly Cloudy
11 PM
-6°
Patchy moderate snow
3-Day Forecast
Daily overview for Mammoth Lakes, California
Today
Moderate or heavy snow showers
-0°
/
-10°
🌧️ 66% chance of rain
❄️ 9% chance of snow
💧 Avg. humidity: 78%
💨 Max wind: 28.4 km/h
🌧️ Total precip: 20.99 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:25 AM
🌇 Sunset: 07:29 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Thundery outbreaks in nearby
1°
/
-7°
🌧️ 66% chance of rain
❄️ 26% chance of snow
💧 Avg. humidity: 82%
💨 Max wind: 11.9 km/h
🌧️ Total precip: 10.63 mm
☀️ UV Index: 2
🌅 Sunrise: 06:23 AM
🌇 Sunset: 07:30 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Partly Cloudy
7°
/
-14°
🌧️ 0% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 11.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.2
🌅 Sunrise: 06:22 AM
🌇 Sunset: 07:31 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Mammoth Lakes
Plan your trip to Mammoth Lakes, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Mammoth Lakes?
Current conditions in Mammoth Lakes: Moderate or heavy snow in area with thunder, temperature -4°C, humidity 92%.
What is the best time to visit Mammoth Lakes?
The best time to visit Mammoth Lakes is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Mammoth Lakes?
Mammoth Lakes is located at approximately 37.6° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Mammoth Lakes?
The wettest period in Mammoth Lakes is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Mammoth Lakes?
For visits to Mammoth Lakes during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Mammoth Lakes in?
Mammoth Lakes is located in United States, in the state of California.
What are the public holidays in Mammoth Lakes in 2026?
View the 2026 public holidays for Mammoth Lakes on our Holidays page.
What are the GPS coordinates used for the weather forecast in Mammoth Lakes?
The weather forecast for Mammoth Lakes uses coordinates 37.6433, -118.9669.